219905072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3491}}^1$

素因数の和:3657

約数の個数: 40

約数和(自身を含む): 443400192

約数和(自身を除く): 223495120

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 127, 248, 254, 496, 508, 1016, 2032, 3491, 3937, 6982, 7874, 13964, 15748, 27928, 31496, 55856, 62992, 108221, 216442, 432884, 443357, 865768, 886714, 1731536, 1773428, 3546856, 7093712, 13744067, 27488134, 54976268, 109952536, 219905072]

約数ペア:

[(1, 219905072), (2, 109952536), (4, 54976268), (8, 27488134), (16, 13744067), (31, 7093712), (62, 3546856), (124, 1773428), (127, 1731536), (248, 886714), (254, 865768), (496, 443357), (508, 432884), (1016, 216442), (2032, 108221), (3491, 62992), (3937, 55856), (6982, 31496), (7874, 27928), (13964, 15748)]